Initial seeds x which will enter a cycle of length 4 under the iteration of x -> A063919(x), the sum of proper unitary divisors.

A098187

Initial seeds x which will enter a cycle of length 4 under the iteration of x -> A063919(x), the sum of proper unitary divisors.

Terms

    a(0) =81570a(1) =114270a(2) =137046a(3) =169998a(4) =177906a(5) =182082a(6) =182094a(7) =185190a(8) =194574a(9) =194586a(10) =201642a(11) =203442a(12) =204420a(13) =204540a(14) =212466a(15) =212874a(16) =213870a(17) =219306a(18) =219318a(19) =230874a(20) =231438a(21) =231834a(22) =231846a(23) =232626a(24) =237678a(25) =238134a(26) =242634a(27) =258882a(28) =259338a(29) =259350

External references